Description: I am very trustworthy. I say a word, and I have to do it.

2) People who don't believe don't know what they can do. The Analects of Confucius, for politics.

Commentary: If a person has no credibility, how can he make it work?

3) Sincerity is the golden stone. Language: Miscellanies of Xijing Volume 5

Explanation: Wherever sincerity goes, even hard metals and stones will be split.